Comments for Oracle Force

Comment on How to conver columns to rows and convert rows to columns? by alexzeng

alexzeng — Mon, 29 Jun 2009 03:31:45 +0000

You can reference this link as well:
http://asktom.oracle.com/pls/asktom/f?p=100:11:0::::P11_QUESTION_ID:419593546543#72255255761453
– Rows to columns:
SELECT “1″, “2″, “3″, “4″, “5″, “6″
FROM (SELECT MAX(decode(nr, 1, val, NULL)) AS “1″,
MAX(decode(nr, 2, val, NULL)) AS “2″,
MAX(decode(nr, 3, val, NULL)) AS “3″,
MAX(decode(nr, 4, val, NULL)) AS “4″,
MAX(decode(nr, 5, val, NULL)) AS “5″,
MAX(decode(nr, 6, val, NULL)) AS “6″
FROM (SELECT val, ROW_NUMBER() over(ORDER BY ord) AS nr
FROM (/***** Your query goes here: *****/
SELECT username AS val, username AS ord
FROM all_users
/*********************************/)))
GROUP BY “1″, “2″, “3″, “4″, “5″, “6″;

– Columns to rows:
select decode(col, 1,”1″, 2,”2″, 3,”3″, 4,”4″) AS “Table”
from (/***** Your query goes here: *****/
SELECT owner AS “1″, table_name AS “2″, status AS “3″,
tablespace_name AS “4″
FROM ALL_TABLES
WHERE ROWNUM = 1
/*********************************/),
(select ROWNUM AS col from all_objects WHERE ROWNUM <= 4)

Comment on How to setup Data Guard Broker and enable Fast Start Failover in 11g? by alexzeng

alexzeng — Wed, 24 Jun 2009 05:01:35 +0000

To check the oracle standby realted processes, use this sql: select * from v$managed_standby;
To check the oracle resetlogs id, use this sql:
select * from v$database_incarnation;

Comment on FAQ by amr ismaeel

amr ismaeel — Mon, 22 Jun 2009 20:14:19 +0000

good site

Comment on How to use “/ as sysdba” to exp and imp by richard

richard — Mon, 08 Jun 2009 09:39:24 +0000

Thanks for this – just what I was looking for !

Comment on About by Gary Belke

Gary Belke — Thu, 07 May 2009 14:57:49 +0000

Hi Alex – We have a consulting need for someone with Oracle Gateway experience. Would you be interested in this?

Thanks,

Gary

Comment on How-to trace oracle sessions? by Pirsey

Pirsey — Wed, 22 Apr 2009 06:47:19 +0000

Hey, cool tips. Perhaps I’ll buy a glass of beer to the man from that forum who told me to visit your site

Comment on Step by step test Sql Plan Management by How to Get Six Pack Fast

How to Get Six Pack Fast — Wed, 15 Apr 2009 14:38:09 +0000

This is quite a up-to-date information. I think I’ll share it on Twitter.

Comment on How to operate lob by using DBMS_LOB in 11g by alexzeng

alexzeng — Mon, 16 Mar 2009 02:37:13 +0000

I got to know from oracle 11g new feature triaining that the data layer interface for SecureFiles is the same as with BasicFiles. That is to say, it works for SecureFiles lob as well.
Regards,
Alex

Comment on How to operate lob by using DBMS_LOB in 11g by alexzeng

alexzeng — Wed, 11 Mar 2009 14:23:36 +0000

I didn’t test it yet, you may try and let us know,
Thanks your comment, qihua!
Regards,
Alex

Comment on How to operate lob by using DBMS_LOB in 11g by Wu Qihua

Wu Qihua — Wed, 11 Mar 2009 13:34:37 +0000

Good examples. Does it work against securefile in 11g, the new version of LOB?